JPH02110201U - - Google Patents
Info
- Publication number
- JPH02110201U JPH02110201U JP1891489U JP1891489U JPH02110201U JP H02110201 U JPH02110201 U JP H02110201U JP 1891489 U JP1891489 U JP 1891489U JP 1891489 U JP1891489 U JP 1891489U JP H02110201 U JPH02110201 U JP H02110201U
- Authority
- JP
- Japan
- Prior art keywords
- nozzle box
- weld
- steam turbine
- steel nozzle
- electron beam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010894 electron beam technology Methods 0.000 claims description 2
- 229910001208 Crucible steel Inorganic materials 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000003466 welding Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 1
Description
第１図は本考案による蒸気タービンノズルボツ
クスの一例を示す要部構造断面図、第２図はその
他の実施例を示す一部構造断面図、第３図は本考
案及び従来の蒸気タービン蒸気入口部まわりの構
造組成を示す概略構造断面図、第４図はそのノズ
ルボツクス及びノズルブロツク等の外観を示す概
略斜視図、第５図は従来の蒸気タービンノズルボ
ツクスを示す要部構造断面図である。
１……ノズルボツクス、２……補強リング、３
……ノズルブロツク、６……バタリング溶接部、
７……電子ビーム溶接部。
Fig. 1 is a cross-sectional view of the main part of a steam turbine nozzle box according to the present invention, Fig. 2 is a cross-sectional view of a part of the structure of another embodiment, and Fig. 3 is a conventional steam inlet of a steam turbine according to the present invention. FIG. 4 is a schematic perspective view showing the appearance of the nozzle box, nozzle block, etc., and FIG. 5 is a cross-sectional view of the main part structure of a conventional steam turbine nozzle box. . 1... Nozzle box, 2... Reinforcement ring, 3
... Nozzle block, 6 ... Buttering welding part,
7...Electron beam welding section.
Claims (1)
ルブロツクの溶接接合部を、バタリング溶接部と
電子ビーム溶接部との接合構造としたことを特徴
とする蒸気タービンノズルボツクス。 A steam turbine nozzle box characterized in that the welded joint between a cast steel nozzle box body and a forged steel nozzle block has a joint structure of a battering weld and an electron beam weld.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1891489U JPH02110201U (en) | 1989-02-22 | 1989-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1891489U JPH02110201U (en) | 1989-02-22 | 1989-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02110201U true JPH02110201U (en) | 1990-09-04 |
Family
ID=31233974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1891489U Pending JPH02110201U (en) | 1989-02-22 | 1989-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02110201U (en) |
-
1989
- 1989-02-22 JP JP1891489U patent/JPH02110201U/ja active Pending